diff --git a/tycho-its/projects/issue1512/bundle/.settings/org.eclipse.jdt.core.prefs b/tycho-its/projects/issue1512/bundle/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 0000000000..ffab3e2c62
--- /dev/null
+++ b/tycho-its/projects/issue1512/bundle/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.problem.unusedWarningToken=error
diff --git a/tycho-its/projects/issue1512/bundle/META-INF/MANIFEST.MF b/tycho-its/projects/issue1512/bundle/META-INF/MANIFEST.MF
new file mode 100644
index 0000000000..9f647012c3
--- /dev/null
+++ b/tycho-its/projects/issue1512/bundle/META-INF/MANIFEST.MF
@@ -0,0 +1,8 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: Bundle
+Bundle-SymbolicName: bundle
+Bundle-Version: 0.0.1.qualifier
+Automatic-Module-Name: bundle
+Bundle-RequiredExecutionEnvironment: JavaSE-17
+Require-Bundle: host
diff --git a/tycho-its/projects/issue1512/bundle/build.properties b/tycho-its/projects/issue1512/bundle/build.properties
new file mode 100644
index 0000000000..41eb6ade2b
--- /dev/null
+++ b/tycho-its/projects/issue1512/bundle/build.properties
@@ -0,0 +1,4 @@
+source.. = src/
+output.. = bin/
+bin.includes = META-INF/,\
+               .
diff --git a/tycho-its/projects/issue1512/bundle/pom.xml b/tycho-its/projects/issue1512/bundle/pom.xml
new file mode 100644
index 0000000000..6408fa7590
--- /dev/null
+++ b/tycho-its/projects/issue1512/bundle/pom.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project>
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.eclipse.tycho.tycho-its.issue1512</groupId>
+	<artifactId>bundle</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>eclipse-plugin</packaging>
+	
+	<repositories>
+		<repository>
+			<id>target</id>
+			<url>file:../site/target/repository</url>
+			<layout>p2</layout>
+		</repository>
+	</repositories>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-maven-plugin</artifactId>
+				<version>${tycho-version}</version>
+				<extensions>true</extensions>
+			</plugin>
+			<plugin>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-compiler-plugin</artifactId>
+				<version>${tycho-version}</version>
+				<configuration>
+					<showWarnings>true</showWarnings>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/tycho-its/projects/issue1512/bundle/src/bundle/A.java b/tycho-its/projects/issue1512/bundle/src/bundle/A.java
new file mode 100644
index 0000000000..80f479b369
--- /dev/null
+++ b/tycho-its/projects/issue1512/bundle/src/bundle/A.java
@@ -0,0 +1,10 @@
+package bundle;
+
+import fragment.internal.Internal;
+
+@SuppressWarnings("restriction")
+public class A {
+
+	public Internal internal;
+
+}
diff --git a/tycho-its/projects/issue1512/fragment/META-INF/MANIFEST.MF b/tycho-its/projects/issue1512/fragment/META-INF/MANIFEST.MF
new file mode 100644
index 0000000000..1dccf73954
--- /dev/null
+++ b/tycho-its/projects/issue1512/fragment/META-INF/MANIFEST.MF
@@ -0,0 +1,9 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: Fragment
+Bundle-SymbolicName: fragment
+Bundle-Version: 0.0.1.qualifier
+Fragment-Host: host
+Automatic-Module-Name: fragment
+Bundle-RequiredExecutionEnvironment: JavaSE-17
+Export-Package: fragment.internal; x-internal:=true
diff --git a/tycho-its/projects/issue1512/fragment/build.properties b/tycho-its/projects/issue1512/fragment/build.properties
new file mode 100644
index 0000000000..41eb6ade2b
--- /dev/null
+++ b/tycho-its/projects/issue1512/fragment/build.properties
@@ -0,0 +1,4 @@
+source.. = src/
+output.. = bin/
+bin.includes = META-INF/,\
+               .
diff --git a/tycho-its/projects/issue1512/fragment/pom.xml b/tycho-its/projects/issue1512/fragment/pom.xml
new file mode 100644
index 0000000000..014d718f14
--- /dev/null
+++ b/tycho-its/projects/issue1512/fragment/pom.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project>
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.eclipse.tycho.tycho-its.issue1512</groupId>
+		<artifactId>parent</artifactId>
+		<version>0.0.1-SNAPSHOT</version>
+	</parent>
+	<artifactId>fragment</artifactId>
+	<packaging>eclipse-plugin</packaging>
+</project>
diff --git a/tycho-its/projects/issue1512/fragment/src/fragment/internal/Internal.java b/tycho-its/projects/issue1512/fragment/src/fragment/internal/Internal.java
new file mode 100644
index 0000000000..7ee6c48bc7
--- /dev/null
+++ b/tycho-its/projects/issue1512/fragment/src/fragment/internal/Internal.java
@@ -0,0 +1,5 @@
+package fragment.internal;
+
+public class Internal {
+
+}
diff --git a/tycho-its/projects/issue1512/host/META-INF/MANIFEST.MF b/tycho-its/projects/issue1512/host/META-INF/MANIFEST.MF
new file mode 100644
index 0000000000..7490751e55
--- /dev/null
+++ b/tycho-its/projects/issue1512/host/META-INF/MANIFEST.MF
@@ -0,0 +1,8 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: Host
+Bundle-SymbolicName: host
+Bundle-Version: 0.0.1.qualifier
+Automatic-Module-Name: host
+Bundle-RequiredExecutionEnvironment: JavaSE-17
+Eclipse-ExtensibleAPI: true
diff --git a/tycho-its/projects/issue1512/host/build.properties b/tycho-its/projects/issue1512/host/build.properties
new file mode 100644
index 0000000000..41eb6ade2b
--- /dev/null
+++ b/tycho-its/projects/issue1512/host/build.properties
@@ -0,0 +1,4 @@
+source.. = src/
+output.. = bin/
+bin.includes = META-INF/,\
+               .
diff --git a/tycho-its/projects/issue1512/host/pom.xml b/tycho-its/projects/issue1512/host/pom.xml
new file mode 100644
index 0000000000..599a7744f5
--- /dev/null
+++ b/tycho-its/projects/issue1512/host/pom.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project>
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.eclipse.tycho.tycho-its.issue1512</groupId>
+		<artifactId>parent</artifactId>
+		<version>0.0.1-SNAPSHOT</version>
+	</parent>
+	<artifactId>host</artifactId>
+	<packaging>eclipse-plugin</packaging>
+</project>
diff --git a/tycho-its/projects/issue1512/pom.xml b/tycho-its/projects/issue1512/pom.xml
new file mode 100644
index 0000000000..6fdea75c1d
--- /dev/null
+++ b/tycho-its/projects/issue1512/pom.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project>
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>org.eclipse.tycho.tycho-its.issue1512</groupId>
+	<artifactId>parent</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<packaging>pom</packaging>
+
+	<modules>
+		<module>fragment</module>
+		<module>host</module>
+		<module>site</module>
+	</modules>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.eclipse.tycho</groupId>
+				<artifactId>tycho-maven-plugin</artifactId>
+				<version>${tycho-version}</version>
+				<extensions>true</extensions>
+			</plugin>
+		</plugins>
+	</build>
+</project>
diff --git a/tycho-its/projects/issue1512/site/category.xml b/tycho-its/projects/issue1512/site/category.xml
new file mode 100644
index 0000000000..ed77d40876
--- /dev/null
+++ b/tycho-its/projects/issue1512/site/category.xml
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<site>
+	<bundle id="host"/>
+	<bundle id="fragment"/>
+</site>
diff --git a/tycho-its/projects/issue1512/site/pom.xml b/tycho-its/projects/issue1512/site/pom.xml
new file mode 100644
index 0000000000..bfdba6aed4
--- /dev/null
+++ b/tycho-its/projects/issue1512/site/pom.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project>
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.eclipse.tycho.tycho-its.issue1512</groupId>
+		<artifactId>parent</artifactId>
+		<version>0.0.1-SNAPSHOT</version>
+	</parent>
+	<artifactId>site</artifactId>
+	<packaging>eclipse-repository</packaging>
+</project>
diff --git a/tycho-its/src/test/java/org/eclipse/tycho/test/issue1512/Issue1512Test.java b/tycho-its/src/test/java/org/eclipse/tycho/test/issue1512/Issue1512Test.java
new file mode 100644
index 0000000000..a328b39e0e
--- /dev/null
+++ b/tycho-its/src/test/java/org/eclipse/tycho/test/issue1512/Issue1512Test.java
@@ -0,0 +1,22 @@
+package org.eclipse.tycho.test.issue1512;
+
+import java.util.List;
+
+import org.apache.maven.it.Verifier;
+import org.eclipse.tycho.test.AbstractTychoIntegrationTest;
+import org.junit.Test;
+
+public class Issue1512Test extends AbstractTychoIntegrationTest {
+
+	@Test
+	public void test() throws Exception {
+		Verifier verifierRepo = getVerifier("issue1512");
+		verifierRepo.executeGoals(List.of("clean", "package"));
+		verifierRepo.verifyErrorFreeLog();
+
+		Verifier verifierBundle = getVerifier("issue1512/bundle");
+		verifierBundle.executeGoals(List.of("clean", "compile"));
+		verifierBundle.verifyErrorFreeLog();
+	}
+
+}